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USGS iscgem16958212

18 Oct 1912, 11:54

8 km SE of Attu Station, Alaska

A magnitude 6.7 mw earthquake at 20 km depth.

Depth20 kmPublished hypocentral depth

Tsunami flagNot flaggedUSGS catalog flag, not a current warning

Updated6 December 2025Latest timestamp stored in this record

Published location

Where is 8 km SE of Attu Station, Alaska?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

52.790000, 173.275000

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Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Nearby events with a similar magnitude

49 km SW of Attu Station, Alaska

24 km E of Attu Station, Alaska

32 km NNW of Attu Station, Alaska

36 km NE of Attu Station, Alaska

123 km E of Attu Station, Alaska

152 km ESE of Attu Station, Alaska

Catalog fields and provenance

Event ID

iscgem16958212

Coordinates

52.79, 173.275

Network

iscgem

Significance

693